Home / 55,216.76-82,832.96-17,768.12

Finding the Fourth Proportional to 55,216.76, 82,832.96 and 17,768.12

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Solution

The fourth proportional to 55,216.76, 82,832.96 and 17,768.12 is: 26,654.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,216.76 : 82,832.96 = 17,768.12 : x
  2. Step 2: Convert to fraction form
    55,216.76/82,832.96 = 17,768.12/x
  3. Step 3: Cross multiply
    55,216.76x = 82,832.96 × 17,768.12
  4. Step 4: Simplify right side
    55,216.76x = 1,471,786,091.48
  5. Step 5: Solve for x
    x = 1,471,786,091.48/55,216.76
  6. Step 6: Final answer
    x = 26,654.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.